Blender Cycles Procedural Cut Aluminum (Cut Aluminium)
I could achieve something like this. Remeber to have UV map with 45 degree rotation, or as much as you want. 

I've had better results using PBR shader (not diffuse/glossy mix) from CynicatPro but you can find him on YouTube and whole PBR tutorial here will be too much.

I couldn't do this rainbow reflection at angle but Noise Texture mixed with... Light Path, Camera Data??? could be the thing. 

EDIT:

Here's the .blend file: